Troubleshooting
This chapter lists some problems you might encounter while using your phone. Some problems require you to call your service provider, but most are easy to fix yourself.
Message | Possible causes | Possible corrective measures | |
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SIM error | There is no SIM card in the | Make sure the SIM card is correctly inserted. | |
phone, or it is inserted incorrectly. | |||
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| Move towards a window or into an open area. | |
No network | Signal is weak or you're outside | Check the network operator coverage map. | |
Check whether the SIM card is more than 6~12 | |||
connection / | the carrier network. | ||
months old. If so, change your SIM at your | |||
Losing network | Operator applied new services. | ||
network provider's nearest branch. Contact your | |||
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| service provider. | |
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| To change a security code, you |
| |
Codes do not | will need to confirm the new code | If you forget the code, contact your service | |
match | by | provider. | |
The two codes you have entered | |||
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| do not match. |
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An application | Not supported by service provider | Contact your service provider. | |
cannot be set | or registration required. | ||
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Calls not | Dialling error | New network not authorised. | |
New SIM card inserted. | Check for new restrictions. | ||
available | |||
Contact service provider or reset limit with PIN2. | |||
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| On/Off key pressed too briefly. | Hold the On/Off key down for at least two | |
Phone cannot |
| seconds. | |
Battery is not charged. | Charge battery. Check charging indicator on | ||
be switched on | |||
| the display. | ||
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| ||
| Battery contacts are dirty. | Clean the battery contacts. | |
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